Need to update the phone number on your Battle.net Account?

Change your Battle.net Account email address.

Use this page if you want to update the mailing address for your Battle.net Account.

Information on error BLZHROBN007018

Information on error BLZHROBN007019

Information on error BLZHROBN007003

Troubleshooting for latency and connection issues in Heroes of the Storm.

Troubleshooting steps to resolve lockups or crashes in Heroes of the Storm.

Troubleshooting for problems installing or patching the Heroes of the Storm game client

Information regarding Blizzard's stance on input mapping, as it relates to game controls

If you have issues with the sound in your game, such as skipping, popping, screeching, or no sounds at all, follow the steps below to troubleshoot the problem.

Information on how to contact Blizzard Entertainment for any accessibility concerns with our games, support or products.